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Vertical biome blend: Tune blend patterns

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paramat 2018-02-20 13:42:52 +00:00 committed by paramat
parent 2bc7c5ff93
commit f9ad061910
1 changed files with 5 additions and 4 deletions
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9
src/mapgen/mg_biome.cpp
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@ -133,7 +133,7 @@ Biome *BiomeManager::getBiomeFromNoiseOriginal(float heat, float humidity, s16 y
} }
} }
mysrand(y + (heat - humidity) * 2); mysrand(y + (heat + humidity) / 2);
if (biome_closest_blend && if (biome_closest_blend &&
myrand_range(0, biome_closest_blend->vertical_blend) >= myrand_range(0, biome_closest_blend->vertical_blend) >=
y - biome_closest_blend->y_max) y - biome_closest_blend->y_max)
@ -196,7 +196,7 @@ BiomeGenOriginal::~BiomeGenOriginal()
delete noise_humidity_blend; delete noise_humidity_blend;
} }
// Only usable in a mapgen thread
Biome *BiomeGenOriginal::calcBiomeAtPoint(v3s16 pos) const Biome *BiomeGenOriginal::calcBiomeAtPoint(v3s16 pos) const
{ {
float heat = float heat =
@ -286,8 +286,9 @@ Biome *BiomeGenOriginal::calcBiomeFromNoise(float heat, float humidity, s16 y) c
} }
// Carefully tune pseudorandom seed variation to avoid single node dither // Carefully tune pseudorandom seed variation to avoid single node dither
// and create larger scale blending patterns. // and create larger scale blending patterns similar to horizontal biome
mysrand(y + (heat - humidity) * 2); // blend.
mysrand(y + (heat + humidity) / 2);
if (biome_closest_blend && if (biome_closest_blend &&
myrand_range(0, biome_closest_blend->vertical_blend) >= myrand_range(0, biome_closest_blend->vertical_blend) >=